Astronomers have announced the discovery of a fifth planet circling 55 Cancri, a star beyond our solar system (41 light yr away), whose weighs about 45 times the mass of Earth and may be similar to Saturn in its composition and appearance.

Space

kumicit のブックマーク 2007/11/09 08:52

<blockquote class="hatena-bookmark-comment"><a class="comment-info" href="https://b.hatena.ne.jp/entry/6444439/comment/kumicit" data-user-id="kumicit" data-entry-url="https://b.hatena.ne.jp/entry/s/www.jpl.nasa.gov/news/news.cfm?release=2007-128" data-original-href="https://www.jpl.nasa.gov/news/news.cfm?release=2007-128" data-entry-favicon="https://cdn-ak2.favicon.st-hatena.com/64?url=https%3A%2F%2Fwww.jpl.nasa.gov%2Fnews%2Fnews.cfm%3Frelease%3D2007-128" data-user-icon="/users/kumicit/profile.png">JPL</a><ul class="comment-tag" style="list-style: none; margin: 0px;"><li style="float: left">[<a href="https://b.hatena.ne.jp/q/Space">Space</a>]</li></ul><br><p style="clear: left">Astronomers have announced the discovery of a fifth planet circling 55 Cancri, a star beyond our solar system (41 light yr away), whose weighs about 45 times the mass of Earth and may be similar to Saturn in its composition and appearance.</p><a class="datetime" href="https://b.hatena.ne.jp/kumicit/20071109#bookmark-6444439"><span class="datetime-body">2007/11/09 08:52</span></a></blockquote><script src="https://b.st-hatena.com/js/comment-widget.js" charset="utf-8" async></script>

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